Unmanned aerial vehicle



FIG. 1 is a rear elevational view of an unmanned aerial vehicle showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof, a right side elevational view being a mirror image;

FIG. 4 is a partially enlarged rear elevational view thereof within the area designated as 4 of FIG. 1 ;

FIG. 5 is a partially enlarged bottom plan view thereof within the area designated as 5 of FIGS. 1 and 2 ; and,

FIG. 6 is a partially enlarged rear, bottom, left perspective view thereof within the area designated as 6 of FIGS. 1 and 2 .

The even-dash broken lines illustrating portions of the unmanned aerial vehicle form no part of the claimed design. 

CLAIM The ornamental design for an unmanned aerial vehicle, as shown and described. 